2018990170

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1285981}}^1$

素因数の和:1286145

約数の個数: 16

約数和(自身を含む): 3657332808

約数和(自身を除く): 1638342638

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 1285981, 2571962, 6429905, 12859810, 201899017, 403798034, 1009495085, 2018990170]

約数ペア:

[(1, 2018990170), (2, 1009495085), (5, 403798034), (10, 201899017), (157, 12859810), (314, 6429905), (785, 2571962), (1570, 1285981)]